﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Maticsoft.DBUtility;//Please add references
namespace QunYing.DAL
{
    /// <summary>
    /// 数据访问类:Notice
    /// </summary>
    public partial class Notice
    {
        public Notice()
        { }
        #region  Method
        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(int 公告ID)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from Notice");
            strSql.Append(" where 公告ID=@公告ID");
            SqlParameter[] parameters = {
					new SqlParameter("@公告ID", SqlDbType.Int,4)
};
            parameters[0].Value = 公告ID;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }


        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(QunYing.Model.Notice model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into Notice(");
            strSql.Append("公告标题,公告内容,发布时间,显示顺序,是否过期)");
            strSql.Append(" values (");
            strSql.Append("@公告标题,@公告内容,@发布时间,@显示顺序,@是否过期)");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
					new SqlParameter("@公告标题", SqlDbType.NVarChar,100),
					new SqlParameter("@公告内容", SqlDbType.NVarChar,4000),
					new SqlParameter("@发布时间", SqlDbType.DateTime),
					new SqlParameter("@显示顺序", SqlDbType.Int,4),
					new SqlParameter("@是否过期", SqlDbType.Bit,1)};
            parameters[0].Value = model.公告标题;
            parameters[1].Value = model.公告内容;
            parameters[2].Value = model.发布时间;
            parameters[3].Value = model.显示顺序;
            parameters[4].Value = model.是否过期;

            object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(QunYing.Model.Notice model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update Notice set ");
            strSql.Append("公告标题=@公告标题,");
            strSql.Append("公告内容=@公告内容,");
            strSql.Append("发布时间=@发布时间,");
            strSql.Append("显示顺序=@显示顺序,");
            strSql.Append("是否过期=@是否过期");
            strSql.Append(" where 公告ID=@公告ID");
            SqlParameter[] parameters = {
					new SqlParameter("@公告标题", SqlDbType.NVarChar,100),
					new SqlParameter("@公告内容", SqlDbType.NVarChar,4000),
					new SqlParameter("@发布时间", SqlDbType.DateTime),
					new SqlParameter("@显示顺序", SqlDbType.Int,4),
					new SqlParameter("@是否过期", SqlDbType.Bit,1),
					new SqlParameter("@公告ID", SqlDbType.Int,4)};
            parameters[0].Value = model.公告标题;
            parameters[1].Value = model.公告内容;
            parameters[2].Value = model.发布时间;
            parameters[3].Value = model.显示顺序;
            parameters[4].Value = model.是否过期;
            parameters[5].Value = model.公告ID;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool Delete(int 公告ID)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from Notice ");
            strSql.Append(" where 公告ID=@公告ID");
            SqlParameter[] parameters = {
					new SqlParameter("@公告ID", SqlDbType.Int,4)
};
            parameters[0].Value = 公告ID;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 批量删除数据
        /// </summary>
        public bool DeleteList(string 公告IDlist)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from Notice ");
            strSql.Append(" where 公告ID in (" + 公告IDlist + ")  ");
            int rows = DbHelperSQL.ExecuteSql(strSql.ToString());
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }


        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public QunYing.Model.Notice GetModel(int 公告ID)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 公告ID,公告标题,公告内容,发布时间,显示顺序,是否过期 from Notice ");
            strSql.Append(" where 公告ID=@公告ID");
            SqlParameter[] parameters = {
					new SqlParameter("@公告ID", SqlDbType.Int,4)
};
            parameters[0].Value = 公告ID;

            QunYing.Model.Notice model = new QunYing.Model.Notice();
            DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                if (ds.Tables[0].Rows[0]["公告ID"] != null && ds.Tables[0].Rows[0]["公告ID"].ToString() != "")
                {
                    model.公告ID = int.Parse(ds.Tables[0].Rows[0]["公告ID"].ToString());
                }
                if (ds.Tables[0].Rows[0]["公告标题"] != null && ds.Tables[0].Rows[0]["公告标题"].ToString() != "")
                {
                    model.公告标题 = ds.Tables[0].Rows[0]["公告标题"].ToString();
                }
                if (ds.Tables[0].Rows[0]["公告内容"] != null && ds.Tables[0].Rows[0]["公告内容"].ToString() != "")
                {
                    model.公告内容 = ds.Tables[0].Rows[0]["公告内容"].ToString();
                }
                if (ds.Tables[0].Rows[0]["发布时间"] != null && ds.Tables[0].Rows[0]["发布时间"].ToString() != "")
                {
                    model.发布时间 = DateTime.Parse(ds.Tables[0].Rows[0]["发布时间"].ToString());
                }
                if (ds.Tables[0].Rows[0]["显示顺序"] != null && ds.Tables[0].Rows[0]["显示顺序"].ToString() != "")
                {
                    model.显示顺序 = int.Parse(ds.Tables[0].Rows[0]["显示顺序"].ToString());
                }
                if (ds.Tables[0].Rows[0]["是否过期"] != null && ds.Tables[0].Rows[0]["是否过期"].ToString() != "")
                {
                    if ((ds.Tables[0].Rows[0]["是否过期"].ToString() == "1") || (ds.Tables[0].Rows[0]["是否过期"].ToString().ToLower() == "true"))
                    {
                        model.是否过期 = true;
                    }
                    else
                    {
                        model.是否过期 = false;
                    }
                }
                return model;
            }
            else
            {
                return null;
            }
        }

        /// <summary>
        /// 获得数据列表
        /// </summary>
        public DataSet GetList(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select 公告ID,公告标题,公告内容,发布时间,显示顺序,是否过期 ");
            strSql.Append(" FROM Notice ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获得前几行数据
        /// </summary>
        public DataSet GetList(int Top, string strWhere, string filedOrder)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select ");
            if (Top > 0)
            {
                strSql.Append(" top " + Top.ToString());
            }
            strSql.Append(" 公告ID,公告标题,公告内容,发布时间,显示顺序,是否过期 ");
            strSql.Append(" FROM Notice ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            strSql.Append(" order by " + filedOrder);
            return DbHelperSQL.Query(strSql.ToString());
        }

        /*
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetList(int PageSize,int PageIndex,string strWhere)
        {
            SqlParameter[] parameters = {
                    new SqlParameter("@tblName", SqlDbType.VarChar, 255),
                    new SqlParameter("@fldName", SqlDbType.VarChar, 255),
                    new SqlParameter("@PageSize", SqlDbType.Int),
                    new SqlParameter("@PageIndex", SqlDbType.Int),
                    new SqlParameter("@IsReCount", SqlDbType.Bit),
                    new SqlParameter("@OrderType", SqlDbType.Bit),
                    new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
                    };
            parameters[0].Value = "Notice";
            parameters[1].Value = "公告ID";
            parameters[2].Value = PageSize;
            parameters[3].Value = PageIndex;
            parameters[4].Value = 0;
            parameters[5].Value = 0;
            parameters[6].Value = strWhere;	
            return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
        }*/

        #endregion  Method
    }
}

